Harrisburg City Area Code List
| Area Codes | Country | State | City | Time Zone | Operating |
|---|---|---|---|---|---|
| 540 | US | Virginia - VA | Harrisburg | Eastern | Details |
| 541 | US | Oregon - OR | Harrisburg | Mountain / Pacific | Details |
| 605 | US | South Dakota - SD | Harrisburg | Central / Mountain | Details |
| 618 | US | Illinois - IL | Harrisburg | Central | Details |
| 704 | US | North Carolina - NC | Harrisburg | Eastern | Details |
| 717 | US | Pennsylvania - PA | Harrisburg | Eastern | Details |
| 870 | US | Arkansas - AR | Harrisburg | Central | Details |